CVE-2026-60204: Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core)

This month

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2026-60204 is a critical-severity flaw (CVSS 9.8) affecting weblogic server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3, IIOP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.1 Base Score 9.8 (Conf

Why this priority

Critical severity
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 58%)
CISA exploited list	No
Weakness	CWE-306
Published	2026-07-21
Last modified	2026-10-24

Publisher (CNA): Oracle · Vendor: oracle

Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-21 22:17 UTCPublished CVE record published
2026-10-24 19:10 UTCUpdated Record last modified

oracle weblogic server DOWNGRADE

Affected: 12.2.1.4.0 · 14.1.1.0.0 · 14.1.2.0.0 · 15.1.1.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 12.2.1.4.0

1. Check installed version

apt-cache policy weblogic-server || rpm -q weblogic-server || weblogic-server --version

2. No fixed release: DOWNGRADE to a release before 12.2.1.4.0 (Debian / Ubuntu)

apt-cache madison weblogic-server sudo apt install weblogic-server=<VERSION_BEFORE_12.2.1.4.0> sudo apt-mark hold weblogic-server

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list weblogic-server sudo dnf downgrade weblogic-server-<VERSION_BEFORE_12.2.1.4.0> sudo dnf versionlock add weblogic-server

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Exact fixes by distribution

A distro patch exists: prefer upgrading over downgrading.

Fedora 46 · perl-Alien-Brotli · FIXED · 0.2.2-16.fc46 · FEDORA-2026-a2abe3db79 · source

sudo dnf upgrade --advisory=FEDORA-2026-a2abe3db79

Fedora ELN · mariadb-connector-odbc · FIXED · 3.2.10-1.eln159 · FEDORA-2026-b481dcd597 · source

sudo dnf upgrade --advisory=FEDORA-2026-b481dcd597

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: www.oracle.com/security-alerts/cpujul2026.html

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-60204?

weblogic server: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-60204 being exploited?

CVE-2026-60204 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-60204 affect?

CVE-2026-60204 affects weblogic server. Severity is critical (CVSS 9.8). Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows unauthe

How urgent is CVE-2026-60204?

Priority 53/100. Critical severity; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

Software pages

Oracle WebLogic vulnerabilities

Related CVEs

CVE-2026-60198 CRITICAL 9.8 DOWNGRADE Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core)
CVE-2026-60199 CRITICAL 9.8 DOWNGRADE Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core)
CVE-2026-60200 CRITICAL 9.8 DOWNGRADE Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core)
CVE-2026-60205 CRITICAL 9.8 DOWNGRADE Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core)
CVE-2026-60202 CRITICAL 9.8 DOWNGRADE Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core)

References

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